UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for LTBM... Searching the city database file for: LTBM ... Date:1200Z 4 DEC 25 Station: LTBM WMO ident: 17240 Latitude: 37.75 Longitude: 30.55 Elevation: 997.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 157 1 925 810 SFC 905 997 12.0 6.0 67 6.0 8.7 15 3 293.4 294.6 286.1 312.1 6.49 3 850 1516 8.4 4.3 75 4.1 6.2 175 14 294.9 296.0 286.3 312.8 6.13 4 846 1555 8.0 3.9 75 4.1 5.8 294.9 296.0 286.2 312.4 5.99 5 729 2767 0.2 -6.8 59 7.0 -2.7 299.2 299.8 284.8 308.8 3.15 6 722 2844 0.2 -9.8 47 10.0 -3.7 300.0 300.5 284.5 307.8 2.51 7 704 3047 -1.1 -12.1 43 11.0 -5.1 300.8 301.2 284.4 307.5 2.14 8 700 3092 -2.3 -11.3 50 9.0 -5.6 195 15 299.9 300.4 284.2 307.0 2.30 9 629 3935 -7.5 -11.0 76 3.5 -8.8 303.3 303.8 285.8 311.5 2.62 10 585 4497 -10.3 -12.9 81 2.6 -11.2 306.4 306.9 286.8 314.1 2.42 11 500 5690 -18.5 -22.8 69 4.3 -19.5 230 13 310.5 310.7 286.9 314.5 1.22 12 494 5780 -18.3 -22.4 70 4.1 -19.3 311.8 312.0 287.5 316.1 1.28 13 400 7320 -31.1 -37.1 56 6.0 -31.8 210 13 314.6 314.6 287.4 316.0 0.40 14 302 9246 -48.3 -57.3 35 9.0 -48.6 316.7 316.7 287.7 316.9 0.05 15 300 9290 -48.3 -57.3 35 9.0 -48.6 205 16 317.3 317.3 287.9 317.5 0.06 16 250 10470 -57.1 255 24 321.2 17 238 10780 -60.1 255 23 321.2 18 232 10940 -60.3 323.3 19 200 11870 -59.1 240 32 339.2 20 192 12127 -60.3 341.2 21 150 13680 -58.5 240 47 369.3 22 131 14532 -58.1 384.6 23 100 16220 -61.1 265 56 409.7 24 92 16736 -64.3 413.2 25 80 17594 -64.5 429.7 26 73 18159 -61.3 447.8 27 70 18420 -62.1 250 34 451.5 28 59 19479 -63.1 471.9 29 50 20510 -59.3 260 45 503.7 30 43 21450 -61.5 520.5 31 30 23700 -58.1 275 47 586.2 32 25 24850 -58.3 617.1 33 20 26250 -60.3 280 49 651.6 TRP 238 10780 -60.1 255 23 321.2 WND 14 275 72 Sounding variables and indices 1000-500 mb thick: 5533.00 m Freezing level: 719.23 mb = 2875.53 m = 9434.03 ft Wetbulb zero: 766.12 mb = 2362.57 m = 7751.12 ft Precipitable water: 0.61 inches Sfc-500 mean rel hum: 69.02 % Est. max temperature: 16.67 C = 62.01 F Sfc-Lift cond lev (LCL): 826.46 mb = 1745.23 m = 5725.74 ft T: 6.78 C 700-500 lapse rate: 6.24 C/km ThetaE index: 5.75 C Layer 846.0- 629.0 mb Conv cond level (CCL): 756.88 mb = 2461.39 m = 8075.33 ft Mean mixing ratio: 5.92 g/kg Conv temperature: 16.61 C = 61.90 F Cap Strength: 1.98 C Lifted Index: 2.52 C Risk: None Lifted Index @300 mb: 3.95 C Lifted Index @700 mb: 0.79 C Showalter Index: 2.08 C Risk: Showers probable Total Totals Index: 49.70 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.90 C Cross Totals Index: 22.80 C K Index: 22.20 Risk: 20-40 % chance of thunderstorms Sweat Index: 106.60 Risk: None Energy Index: 0.34 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.45 J/kg Max Up Vert Vel: 4.78 m/s Conv Inhibition (B-): 38519.42 J/kg Cap Strength: 2.44 C Lift Cond Lev (LCL): 793.81 mb = 2073.45 m = 6802.56 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 14 34351 275 72 71.7 -6.3 1 905 997 15 3 -0.8 -2.9 2 850 1516 175 14 -1.2 13.9 3 700 3092 195 15 3.9 14.5 4 500 5690 230 13 10.0 8.4 5 400 7320 210 13 6.5 11.3 6 300 9290 205 16 6.8 14.5 7 250 10470 255 24 23.2 6.2 8 238 10780 255 23 22.2 6.0 9 200 11870 240 32 27.7 16.0 10 150 13680 240 47 40.7 23.5 11 100 16220 265 56 55.8 4.9 12 70 18420 250 34 31.9 11.6 13 50 20510 260 45 44.3 7.8 14 30 23700 275 47 46.8 -4.1 15 20 26250 280 49 48.3 -8.5 Wind Parameters Energy-Hel index: -0.72 Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//LTBM/skewt/LTBM.skewt.20251204.12.gif